Server Load Balancer Engineer (L2)

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Role: L2- Server Load Balancer (SLB & GSLB)

Level: L2 (24*7)

Experience*: 4-6 years’ relevant experience.

Technology (OEM)*: F5 BIG-IP (LTM & GTM), TCP/IP, DNS, HTTP/S, and R&S protocols (BGP, OSPF), SSL/TLS, VPNs.

Skills: Candidate should have In-depth knowledge of LTM, GTM, TCP/IP, DNS, HTTP/S, R&S protocols (BGP, OSPF)

Job summary

The L2 F5 Network Engineer is responsible for the day-to-day operations, maintenance, and support of the F5 load-balancing infrastructure. This includes both Local Traffic Manager (LTM) for Server Load Balancing (SLB) and BIG-IP DNS (formerly GTM) for Global Server Load Balancing (GSLB). The role focuses on ensuring high availability, performance, and security of critical banking applications by handling incidents, executing changes, and assisting with problem resolution. The engineer will work within a strict, regulated environment and must adhere to all security and compliance protocols.

Key Responsibilities

- Provide Level 2 support for all incidents and service requests related to DMZ SLBs and perimeter GSLBs, resolving complex issues escalated from L1 teams.

- Perform routine health checks, proactive monitoring, and performance tuning of the load balancing infrastructure.

- Execute change requests for network and security modifications, including new virtual server configurations, pool member updates, and rule/iRule adjustments, following strict change management protocols.

- Assist with regular patching, software upgrades, and hardware maintenance of F5 BIG-IP devices and other related infrastructure, often during non-business hours.

- Implement and enforce network security policies and best practices specific to the banking sector, including PCI DSS and other regulatory requirements.

- Act as a liaison between L1 and L3 support teams, developers, and project managers.